Layer-by-Layer Assembly of Polysaccharides and 6,10-Ionene for Separation of Nitrogen-Containing Pharmaceuticals and Their Enantiorecognition by Capillary Electrophoresis

Table 4

CE and HPLC determination of tetrahydrozoline, carbinoxamine, and furacilin in human urea. CE conditions as in Figure 6 and, for sample preparation, see Results and Discussion.

	Contention, μg mL^−1		, μg mL^−1	linearity	()	Regression equation
CE	Tetrahydrozoline		1.0	2-140	0.07		0.996
	Carbinoxamine		0.8	2-140	0.03		0.997
	Furacilin		0.6	2-140	0.10		0.997
HPLC	Tetrahydrozoline		0.5	2-100	0.08		0.999
	Carbinoxamine		0.5	2-100	0.05		0.999
	Furacilin		0.5	2-100	0.08		0.999